TAS5142DDVR datasheet(5/26 Pages) TI

5 / 26 page

www.ti.com

Terminal Functions

TAS5142

SLES126B – DECEMBER 2004 – REVISED MAY 2005

TERMINAL

FUNCTION (1)

DESCRIPTION

NAME

DKD NO.

DDV NO.

AGND

Analog ground

BST_A

HS bootstrap supply (BST), external capacitor to OUT_A required

BST_B

HS bootstrap supply (BST), external capacitor to OUT_B required

BST_C

HS bootstrap supply (BST), external capacitor to OUT_C required

BST_D

HS bootstrap supply (BST), external capacitor to OUT_D required

GND

Ground

GND_A

Power ground for half-bridge A

GND_B

Power ground for half-bridge B

GND_C

Power ground for half-bridge C

GND_D

Power ground for half-bridge D

GVDD_A

Gate-drive voltage supply requires 0.1-

µF capacitor to AGND

GVDD_B

Gate-drive voltage supply requires 0.1-

µF capacitor to AGND

GVDD_C

Gate-drive voltage supply requires 0.1-

µF capacitor to AGND

GVDD_D

Gate-drive voltage supply requires 0.1-

µF capacitor to AGND

Mode selection pin

–

3, 4, 19, 20, 25,

–

No connect. Pins may be grounded.

OC_ADJ

Analog overcurrent programming pin requires resistor to ground

OTW

Overtemperature warning signal, open-drain, active-low

OUT_A

Output, half-bridge A

OUT_B

Output, half-bridge B

OUT_C

Output, half-bridge C

OUT_D

Output, half-bridge D

PVDD_A

40, 41

Power supply input for half-bridge A requires close decoupling of

0.1-

µF capacitor to GND_A.

PVDD_B

Power supply input for half-bridge B requires close decoupling of

0.1-

µF capacitor to GND_B.

PVDD_C

Power supply input for half-bridge C requires close decoupling of

0.1-

µF capacitor to GND_C.

PVDD_D

26, 27

Power supply input for half-bridge D requires close decoupling of

0.1-

µF capacitor to GND_D.

PWM_A

Input signal for half-bridge A

PWM_B

Input signal for half-bridge B

PWM_C

Input signal for half-bridge C

PWM_D

Input signal for half-bridge D

RESET_AB

Reset signal for half-bridge A and half-bridge B, active-low

RESET_CD

Reset signal for half-bridge C and half-bridge D, active-low

Shutdown signal, open-drain, active-low

VDD

Power supply for digital voltage regulator requires 0.1-

µF capacitor

to GND.

VREG

Digital regulator supply filter pin requires 0.1-

µF capacitor to AGND.

(1)

I = input, O = output, P = power

TAS5142DDVR Datasheet(PDF) 5 Page - Texas Instruments

TAS5142DDVR Datasheet(HTML) 5 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

Datasheet Download

Link URL